Read Panasonic KX-TDA0158CE Service Manual online
33
KX-TDA0158CE
WAVEFORM(KX-TDA0158CE)-2/2
Fig.7 Synchronous signal
Fig.8 DCDC converter
Fig.9 IC101(F-ROM) access
Fig.10 IC102(SRAM) access
Fig.11 IC103(FPGA) access
Fig.12 IC106(Echo canceller) access
3.2V
IC103 pin170
PSYNC
PSYNC
40V
IC203 pin2
IC203 pin7
IC101 pin28
RDN
RDN
IC101 pin26
ACS0
ACS0
IC101 pin29
D[10]
D[10]
3.2V
3.2V
3.2V
3.2V
IC101 pin25
A[0]
A[0]
IC102 pin6
ACS1
ACS1
IC102 pin41
RDN
RDN
IC102 pin7
D[0]
D[0]
3.2V
3.2V
3.2V
3.2V
IC102 pin5
A[0]
A[0]
IC103 pin161
ACS2
ACS2
IC103 pin180
RDN
RDN
IC103 pin139
D[0]
D[0]
3.2V
3.2V
3.2V
3.2V
IC103 pin208
A[0]
A[0]
IC106 pin11
EC_CS
EC_CS
IC106 pin12
R/nW
R/nW
IC106 pin15
D[0]
D[0]
2.5V
3.2V
3.2V
3.2V
IC106 pin28
A[0]
A[0]
Fig.13 IC103(FPGA) configuration
IC103 pin2
nCS
nCS
IC103 pin21
DCLK
DCLK
IC103 pin1
ASD
ASD
IC103 pin2
DATA
DATA
3.2V
3.2V
3.2V
3.2V
(This waveform appear only start up period.)
(This waveform appear only start up period.)
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